Product derived from acid sludge and method of making the same
United States Patent 1568261

Inventors:
Bennett, Harry T.
Murphy, George B.
Story, Roy LE. G.
Publication Date:
01/05/1926
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Assignee:
Bennett, Harry T.
Murphy, George B.
Story, Roy LE. G.
Primary Class:
106/246
Other Classes:
106/277, 562/33, 208/13